1011213102000 has 80 divisors (see below), whose sum is σ = 3260151060192. Its totient is φ = 269656825600.

The previous prime is 1011213101881. The next prime is 1011213102061. The reversal of 1011213102000 is 2013121101.

It is a tau number, because it is divible by the number of its divisors (80).

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 15 ways as a sum of consecutive naturals, for example, 84261759 + ... + 84273758.

Almost surely, 2^{1011213102000} is an apocalyptic number.

1011213102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011213102000 is an abundant number, since it is smaller than the sum of its proper divisors (2248937958192).

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

1011213102000 is a wasteful number, since it uses less digits than its factorization.

1011213102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168535543 (or 168535527 counting only the distinct ones).

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

Adding to 1011213102000 its reverse (2013121101), we get a palindrome (1013226223101).

The spelling of 1011213102000 in words is "one trillion, eleven billion, two hundred thirteen million, one hundred two thousand".