1011212202000 has 1280 divisors, whose sum is σ = 4423252893696. Its totient is φ = 191923200000.

The previous prime is 1011212201969. The next prime is 1011212202023. The reversal of 1011212202000 is 2022121101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 606605167 + ... + 606606833.

Almost surely, 2^{1011212202000} is an apocalyptic number.

1011212202000 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 1011212202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2211626446848).

1011212202000 is an abundant number, since it is smaller than the sum of its proper divisors (3412040691696).

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

1011212202000 is a wasteful number, since it uses less digits than its factorization.

1011212202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825 (or 1809 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1011212202000 its reverse (2022121101), we get a palindrome (1013234323101).

The spelling of 1011212202000 in words is "one trillion, eleven billion, two hundred twelve million, two hundred two thousand".