1022155345236 has 24 divisors (see below), whose sum is σ = 2386700537760. Its totient is φ = 340479677152.

The previous prime is 1022155345213. The next prime is 1022155345249. The reversal of 1022155345236 is 6325435512201.

It is a junction number, because it is equal to n+sod(n) for n = 1022155345194 and 1022155345203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29828571 + ... + 29862818.

It is an arithmetic number, because the mean of its divisors is an integer number (99445855740).

Almost surely, 2^{1022155345236} is an apocalyptic number.

It is an amenable number.

1022155345236 is an abundant number, since it is smaller than the sum of its proper divisors (1364545192524).

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

1022155345236 is a wasteful number, since it uses less digits than its factorization.

1022155345236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59692823 (or 59692821 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 1022155345236 in words is "one trillion, twenty-two billion, one hundred fifty-five million, three hundred forty-five thousand, two hundred thirty-six".