1213355254202 has 32 divisors (see below), whose sum is σ = 2240327279232. Its totient is φ = 479947212864.

The previous prime is 1213355254159. The next prime is 1213355254273. The reversal of 1213355254202 is 2024525533121.

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, 1011848 + ... + 1857564.

It is an arithmetic number, because the mean of its divisors is an integer number (70010227476).

Almost surely, 2^{1213355254202} is an apocalyptic number.

1213355254202 is a deficient number, since it is larger than the sum of its proper divisors (1026972025030).

1213355254202 is a wasteful number, since it uses less digits than its factorization.

1213355254202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853622.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1213355254202 in words is "one trillion, two hundred thirteen billion, three hundred fifty-five million, two hundred fifty-four thousand, two hundred two".