1011523452102 has 24 divisors (see below), whose sum is σ = 2267207738640. Its totient is φ = 325547777520.

The previous prime is 1011523452101. The next prime is 1011523452179. The reversal of 1011523452102 is 2012543251101.

It is a happy number.

1011523452102 is a `hidden beast` number, since 1 + 0 + 115 + 23 + 4 + 521 + 0 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011523452101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 968891674 + ... + 968892717.

It is an arithmetic number, because the mean of its divisors is an integer number (94466989110).

Almost surely, 2^{1011523452102} is an apocalyptic number.

1011523452102 is an abundant number, since it is smaller than the sum of its proper divisors (1255684286538).

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

1011523452102 is a wasteful number, since it uses less digits than its factorization.

1011523452102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937784428 (or 1937784425 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 1011523452102 in words is "one trillion, eleven billion, five hundred twenty-three million, four hundred fifty-two thousand, one hundred two".