101220202143000 has 384 divisors, whose sum is σ = 351521822658240. Its totient is φ = 26251257600000.

The previous prime is 101220202142999. The next prime is 101220202143041. The reversal of 101220202143000 is 341202022101.

It is a happy number.

101220202143000 is a `hidden beast` number, since 1 + 0 + 12 + 20 + 202 + 1 + 430 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 789478900 + ... + 789607100.

Almost surely, 2^{101220202143000} is an apocalyptic number.

101220202143000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101220202143000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175760911329120).

101220202143000 is an abundant number, since it is smaller than the sum of its proper divisors (250301620515240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101220202143000 is a wasteful number, since it uses less digits than its factorization.

101220202143000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130636 (or 130619 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 101220202143000 its reverse (341202022101), we get a palindrome (101561404165101).

The spelling of 101220202143000 in words is "one hundred one trillion, two hundred twenty billion, two hundred two million, one hundred forty-three thousand".