101220202002010 has 64 divisors (see below), whose sum is σ = 237432365275392. Its totient is φ = 30150141613056.

The previous prime is 101220202001987. The next prime is 101220202002037. The reversal of 101220202002010 is 10200202022101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3271484272 + ... + 3271515211.

It is an arithmetic number, because the mean of its divisors is an integer number (3709880707428).

Almost surely, 2^{101220202002010} is an apocalyptic number.

101220202002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101220202002010 is an abundant number, since it is smaller than the sum of its proper divisors (136212163273382).

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

101220202002010 is a wasteful number, since it uses less digits than its factorization.

101220202002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6542999527.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 101220202002010 its reverse (10200202022101), we get a palindrome (111420404024111).

The spelling of 101220202002010 in words is "one hundred one trillion, two hundred twenty billion, two hundred two million, two thousand, ten".