1011023402 has 8 divisors (see below), whose sum is σ = 1596352800. Its totient is φ = 478905804.

The previous prime is 1011023399. The next prime is 1011023407. The reversal of 1011023402 is 2043201101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1011023407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13302902 + ... + 13302977.

It is an arithmetic number, because the mean of its divisors is an integer number (199544100).

Almost surely, 2^1011023402 is an apocalyptic number.

1011023402 is a deficient number, since it is larger than the sum of its proper divisors (585329398).

1011023402 is a wasteful number, since it uses less digits than its factorization.

1011023402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26605900.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1011023402 is about 31796.5941886863. The cubic root of 1011023402 is about 1003.6610477064.

Adding to 1011023402 its reverse (2043201101), we get a palindrome (3054224503).

The spelling of 1011023402 in words is "one billion, eleven million, twenty-three thousand, four hundred two".