1201012143102 has 64 divisors (see below), whose sum is σ = 2691306309120. Its totient is φ = 396988128000.

The previous prime is 1201012143053. The next prime is 1201012143131. The reversal of 1201012143102 is 2013412101021.

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 31 ways as a sum of consecutive naturals, for example, 4526958 + ... + 4784910.

It is an arithmetic number, because the mean of its divisors is an integer number (42051661080).

Almost surely, 2^{1201012143102} is an apocalyptic number.

1201012143102 is an abundant number, since it is smaller than the sum of its proper divisors (1490294166018).

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

1201012143102 is a wasteful number, since it uses less digits than its factorization.

1201012143102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258686 (or 258680 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1201012143102 its reverse (2013412101021), we get a palindrome (3214424244123).

The spelling of 1201012143102 in words is "one trillion, two hundred one billion, twelve million, one hundred forty-three thousand, one hundred two".